This manual introduces the use of HI 504 Panel-mounted, Microprocessor-based pH/ORP Process Controller.
The document provides comprehensive instructions for the Hanna Instruments HI 504 Panel-mounted Microprocessor-based pH/ORP Process Controller. It details the device's features, including measurement of pH or ORP with temperature compensation, various control modes such as PID, and data logging capabilities.
Key operational sections cover preliminary examination, general description, functional descriptions of front and rear panels, installation procedures for power and sensors, calibration methods (including GLP features), setup configurations, control logic, analog output settings, communication protocols like RS485 and SMS, and maintenance guidelines.
| Range (pH) | -2.00 to 16.00 pH |
|---|---|
| Range (mV/ORP) | -2000 to 2000 mV |
| Temperature Range | -30 to 130.0 ºC |
| Resolution (pH) | 0.01 pH |
| Accuracy (pH) | ±0.02 pH (@20°C/68°F) |
| Analog Output | 0 - 22 mA (configuring as 0-20 mA or 4-20 mA) |
| Power Supply | 100VAC, 115VAC, 230VAC ±10%; 50/60 Hz |
| Data Logging Capacity | 6000 samples pH/°C or ORP |
All Hanna Instruments meters are guaranteed for two years against defects in workmanship and materials.
Yes, it supports RS485 communication with Short Messaging Service (SMS) for GSM phones.
The instrument accepts a 3-wire or 2-wire Pt100/Pt1000 sensor and automatically recognizes the type.